SB2025021067 - Improper locking in Linux kernel irqchip driver
Published: February 10, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025021067
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2024-57949)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the its_irq_set_vcpu_affinity() function in drivers/irqchip/irq-gic-v3-its.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/35cb2c6ce7da545f3b5cb1e6473ad7c3a6f08310
- https://git.kernel.org/stable/c/6c84ff2e788fce0099ee3e71a3ed258b1ca1a223
- https://git.kernel.org/stable/c/93955a7788121ab5a0f7f27e988b2ed1135a4866
- https://git.kernel.org/stable/c/d7b0e89610dd45ac6cf0d6f99bfa9ccc787db344
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.127